CN108198705A - Duckbilled contact and the switchgear using the contact - Google Patents

Duckbilled contact and the switchgear using the contact Download PDF

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Publication number
CN108198705A
CN108198705A CN201810032526.6A CN201810032526A CN108198705A CN 108198705 A CN108198705 A CN 108198705A CN 201810032526 A CN201810032526 A CN 201810032526A CN 108198705 A CN108198705 A CN 108198705A
Authority
CN
China
Prior art keywords
clamping plate
contact
duckbilled
stent
present
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201810032526.6A
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Chinese (zh)
Other versions
CN108198705B (en
Inventor
张洪铁
王海燕
卢健
蒋成博
费翔
马明乐
王博识
耿晓璐
唐猛
张亚茹
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
Pinggao Group Co Ltd
Original Assignee
State Grid Corp of China SGCC
Pinggao Group Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by State Grid Corp of China SGCC, Pinggao Group Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201810032526.6A priority Critical patent/CN108198705B/en
Publication of CN108198705A publication Critical patent/CN108198705A/en
Application granted granted Critical
Publication of CN108198705B publication Critical patent/CN108198705B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00Contacts
    • H01H1/58Electric connections to or between contacts; Terminals

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Elimination Of Static Electricity (AREA)
  • Clamps And Clips (AREA)

Abstract

The present invention relates to contact fields, more particularly to Duckbilled contact and the switchgear using the contact.Duckbilled contact includes stent, it is swung on stent and is equipped with first clamping plate and second clamping plate, the axis of oscillation of first clamping plate is parallel to the axis of oscillation of second clamping plate, one end that stent is left in first clamping plate and second clamping plate is surrounded for the connected structure mating with being adapted to contact, and Duckbilled contact, which further includes, keeps first clamping plate and second clamping plate elastic holding structure close to each other.During use, the close to each other of first clamping plate and second clamping plate is kept by elastic holding structure, it is assemblied on stent since first clamping plate and second clamping plate are swung, Duckbilled contact be adapted to contact grafting during, the first clamping plate and second clamping plate of Duckbilled contact can be swung, larger rigging error is adapted to, loose contact caused by the error allowed when solving the problems, such as current Duckbilled contact with being adapted to contacts mates is small.

Description

Duckbilled contact and the switchgear using the contact
Technical field
The present invention relates to contact fields, more particularly to Duckbilled contact and the switchgear using the contact.
Background technology
Common Duckbilled contact is made of multi-disc fingertip, and inside is supported by frame, and multi-disc fingertip is this by spring straining Application of the contact in switchgear is fewer, simple in structure, but the error range allowed during grafting is limited.Such as it awards It is tactile that power notification number is CN202759181U, authorized announcement date is that a kind of duck-beak type disclosed in the Chinese patent of 2013.02.27 moves Head, including handcart contact arm, the front end of handcart contact arm is provided with mounting hole, and mounting hole has two pieces of contact bronze medals in both sides up and down, wherein The outside setting contact of one piece of contact copper bar fixes cushion block, and contact is fixed the first dish of setting between cushion block and contact copper bar and pressed Spring, static contact are inserted between two pieces of contact copper bars, and after handcart propulsion, two contact copper bars are contacted with static contact grafting, Increase the contact surface of contact copper bar and static contact, but between the static contact and duck-beak type moving contact on handcart there are error compared with When big, it is easy to the problem of causing loose contact between moving contact and static contact.
Invention content
The object of the present invention is to provide a kind of Duckbilled contact, to solve current Duckbilled contact with being adapted to contacts mates When the error that allows it is small caused by loose contact the problem of.In addition, the present invention also aims to provide a kind of use above-mentioned duck The switchgear of mouth formula contact.
To achieve the above object, the first technical solution of Duckbilled contact of the invention is:Duckbilled contact includes branch Frame swings on stent and is equipped with first clamping plate and second clamping plate, and the axis of oscillation of first clamping plate is parallel to the swing of second clamping plate One end that stent is left in axis, first clamping plate and second clamping plate is surrounded for the connected structure mating with being adapted to contact, Duckbilled contact, which further includes, keeps first clamping plate and second clamping plate elastic holding structure close to each other.
Second of technical solution of Duckbilled contact of the present invention be:In the first technology of the Duckbilled contact of the present invention On the basis of scheme, the Duckbilled contact further includes contact support, and stent swing is assemblied in contact support, the stent phase Axis of oscillation of the first clamping plate relative to stent is parallel to for the axis of oscillation of contact support, stent swing is assemblied in contact branch On seat, Duckbilled contact and the error being adapted to during contacts mates are further increased.
The third technical solution of Duckbilled contact of the present invention is:In second of technology of the Duckbilled contact of the present invention On the basis of scheme, the first clamping plate and second clamping plate are swung by the end far from connected structure and are assemblied on stent, Contact support is conductively connected with two clamping plates, and the clip board engagement part for being used to be conductively connected with clamping plate in the contact support clamps On two clamping plates between the end of stent swing cooperation.One end of first clamping plate and second clamping plate surrounds connected structure, separately One end swings and is assemblied on stent and is conductively connected with contact support, ensures that first, second clamping plate can adapt to the assembling of bigger Error.
The 4th kind of technical solution of Duckbilled contact of the present invention be:In the third technology of the Duckbilled contact of the present invention On the basis of scheme, it is equipped in the first clamping plate and the opposite face of second clamping plate and is touched with the bearing of contact support conductive contact Refer to, the first clamping plate and second clamping plate are conductively connected by bearing fingertip with contact support.It can be ensured by bearing fingertip Contact support and first clamping plate and second clamping plate well conducting.
The 5th kind of technical solution of Duckbilled contact of the present invention be:In the 4th kind of technology of the Duckbilled contact of the present invention On the basis of scheme, the stent includes three swinging axles of parallel interval setting, and wherein contact support swing is assemblied in centre Swinging axle on, first, second clamping plate is swung respectively to be assemblied on the swinging axle in both sides, and bearing fingertip is in first clamping plate And the position in second clamping plate between two swinging axles.Ensure between bearing, first clamping plate, second clamping plate and contact support Assembly relation it is more compact.
The 6th kind of technical solution of Duckbilled contact of the present invention be:The present invention Duckbilled contact the first to the On the basis of five kinds of technical solutions, the elastic holding structure includes the pull rod being installed in first clamping plate and second clamping plate, draws The both ends of bar are equipped with the elastic keeper in first clamping plate and second clamping plate, and the first clamping plate, second clamping plate pass through institute It states elastic keeper and keeps close to each other.
The 7th kind of technical solution of Duckbilled contact of the present invention be:In the 6th kind of technology of the Duckbilled contact of the present invention On the basis of scheme, the positioning sleeve that is set on the pull rod between first, second clamping plate, first clamping plate and second clamping plate The both ends of positioning sleeve are fitted in by the elastic keeper.
The 8th kind of technical solution of Duckbilled contact of the present invention be:The present invention Duckbilled contact the first to the On the basis of five kinds of technical solutions, the connected structure include be separately positioned in the first clamping plate and second clamping plate be used for It is adapted to the grafting fingertip of contact conductive contact.
The 9th kind of technical solution of Duckbilled contact of the present invention be:The present invention Duckbilled contact the first to the On the basis of five kinds of technical solutions, the Duckbilled contact is static contact.
To achieve the above object, the first technical solution of switchgear of the invention is:Switchgear includes ontology, this The adaptation contact that Duckbilled contact is provided on body and is adapted to Duckbilled contact, Duckbilled contact include stent, are put on stent Dynamic to be equipped with first clamping plate and second clamping plate, the axis of oscillation of first clamping plate is parallel to the axis of oscillation of second clamping plate, the first folder One end that stent is left on plate and second clamping plate is surrounded for the connected structure mating with being adapted to contact, and Duckbilled contact is also Including holding first clamping plate and second clamping plate elastic holding structure close to each other.
Second of technical solution of switchgear of the present invention be:In the first technical solution of the switchgear of the present invention On the basis of, the Duckbilled contact further includes contact support, and stent swing is assemblied in contact support, the stent relative to The axis of oscillation of contact support is parallel to axis of oscillation of the first clamping plate relative to stent, and stent swing is assemblied in contact support On, further increase Duckbilled contact and the error being adapted to during contacts mates.
The third technical solution of switchgear of the present invention is:In second of technical solution of the switchgear of the present invention On the basis of, the first clamping plate and second clamping plate are swung by the end far from connected structure and are assemblied on stent, contact Bearing is conductively connected with two clamping plates, and the clip board engagement part for being used to be conductively connected with clamping plate in the contact support is installed in two On a clamping plate between the end of stent swing cooperation.One end of first clamping plate and second clamping plate surrounds connected structure, the other end Swing is assemblied on stent and is conductively connected with contact support, ensures that first, second clamping plate can adapt to the rigging error of bigger.
The 4th kind of technical solution of switchgear of the present invention be:In the third technical solution of the switchgear of the present invention On the basis of, the bearing fingertip with contact support conductive contact is equipped in the first clamping plate and the opposite face of second clamping plate, The first clamping plate and second clamping plate are conductively connected by bearing fingertip with contact support.Contact can be ensured by bearing fingertip Bearing and first clamping plate and second clamping plate well conducting.
The 5th kind of technical solution of switchgear of the present invention be:In the 4th kind of technical solution of the switchgear of the present invention On the basis of, the stent includes three swinging axles of parallel interval setting, and wherein contact support swing is assemblied in intermediate pendulum On moving axis, first, second clamping plate is swung respectively to be assemblied on the swinging axle in both sides, and bearing fingertip is in first clamping plate and Position on second splint between two swinging axles.Ensure the dress between bearing, first clamping plate, second clamping plate and contact support It is more compact with relationship.
The 6th kind of technical solution of switchgear of the present invention be:The present invention switchgear the first to the 5th kind On the basis of technical solution, the elastic holding structure includes the pull rod being installed in first clamping plate and second clamping plate, pull rod Both ends are equipped with the elastic keeper in first clamping plate and second clamping plate, and the first clamping plate, second clamping plate pass through the bullet Property holder keep it is close to each other.
The 7th kind of technical solution of switchgear of the present invention be:In the 6th kind of technical solution of the switchgear of the present invention On the basis of, the positioning sleeve that is set on the pull rod between first, second clamping plate, first clamping plate and second clamping plate are logical Cross the both ends that the elastic keeper is fitted in positioning sleeve.
The 8th kind of technical solution of switchgear of the present invention be:The present invention switchgear the first to the 5th kind On the basis of technical solution, the connected structure, which includes being separately positioned in the first clamping plate and second clamping plate, to be used for being adapted to The grafting fingertip of contact conductive contact.
The 9th kind of technical solution of switchgear of the present invention be:The present invention switchgear the first to the 5th kind On the basis of technical solution, the Duckbilled contact is static contact.
Beneficial effects of the present invention are:The first clamping plate and second clamping plate of the present invention, which is swung, to be assemblied on stent, and first Clamping plate is parallel with the axis of oscillation of second clamping plate, and one end that stent is left in first clamping plate and second clamping plate is surrounded for being adapted to The connected structure of contact grafting, in use, the close to each other of first clamping plate and second clamping plate is kept by elastic holding structure, by Swing and be assemblied on stent in first clamping plate and second clamping plate, Duckbilled contact be adapted to contact grafting during, duck The first clamping plate and second clamping plate of mouth formula contact can be swung, and be adapted to larger rigging error, solved current duck-beak type and touched Caused by the error that allows is small when head is with being adapted to contacts mates the problem of loose contact.
Description of the drawings
Fig. 1 is that the static contact of the specific embodiment 1 of the Duckbilled contact of the present invention and state during moving contact grafting are illustrated Figure;
The static contact and another visual angle during moving contact grafting that Fig. 2 is the specific embodiment 1 of the Duckbilled contact of the present invention Status diagram;
Fig. 3 is the pedestal of specific embodiment 1 of Duckbilled contact of the present invention and the assembling structure schematic diagram of contact support;
Fig. 4 is the structure diagram of the contact support of the specific embodiment 1 of the Duckbilled contact of the present invention;
Fig. 5 is the structure diagram of the pedestal of the specific embodiment 1 of the Duckbilled contact of the present invention;
Fig. 6 is the status diagram of two limiting plates of the specific embodiment 1 of the Duckbilled contact of the present invention;
Fig. 7 is the contact support of the specific embodiment 1 of the Duckbilled contact of the present invention and stent, first clamping plate, second clamping plate Structure diagram;
Fig. 8 is the first clamping plate structure diagram of the specific embodiment 1 of the Duckbilled contact of the present invention;
Fig. 9 is the structure diagram of the stent of the specific embodiment 1 of the Duckbilled contact of the present invention;
Figure 10 is the static contact of specific embodiment 1 of Duckbilled contact of the present invention and the inserting state schematic diagram of moving contact;
Figure 11 is the structure diagram of the moving contact of the specific embodiment 1 of the Duckbilled contact of the present invention;
Figure 12 is the sectional view of the first clamping plate of the specific embodiment 1 of the Duckbilled contact of the present invention, second clamping plate;
Figure 13 is the partial structural diagram of the specific embodiment 1 of the Duckbilled contact of the present invention;
Figure 14 is the structure diagram of the leaf spring of the specific embodiment 1 of the Duckbilled contact of the present invention;
Figure 15 is the structure diagram of the first clamping plate of the specific embodiment 4 of the Duckbilled contact of the present invention;
Figure 16 is the first clamping plate of specific embodiment 5 of Duckbilled contact of the present invention and the schematic cross-section of second clamping plate.
Specific embodiment
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
The specific embodiment 1 of the Duckbilled contact of the present invention, the Duckbilled contact in the present embodiment is is fixed on switchgear Static contact in contact box for being adapted to handcart.As depicted in figs. 1 and 2, Duckbilled contact includes pedestal 1, is rotated on pedestal 1 Contact support 2 is equipped with, is swung in contact support 2 and is equipped with stent 31.Contact support 2 relative to pedestal 1 pivot center with Stent 31 is mutually perpendicular to relative to the axis of oscillation of contact support 2, stent 31 relative to contact support 2 axis of oscillation and duckbilled The plugging direction of formula contact is vertical.It is swung on stent 31 and is equipped with first clamping plate 32 and second clamping plate 33, first clamping plate 32 and the Second splint 33 is conductively connected with contact support 2, and contact support 2 is electrically connected the fixed company being flexible coupling with end fastening with external Connect mode, in other embodiment, contact support is electrically connected and can also be led by spring touch finger, watchband-shaped contactor and pedestal with external The mode of electrical connection realizes conduction.
As shown in figure 3, in the present embodiment, pedestal 1 includes sleeve 11 and is disposed on sleeve 11 close to stent one end Two limiting plates 12 of opening's edge.Two limiting plates 12 are fixed on by the way that screw is removable on sleeve 11, and the end of sleeve 11 is equipped with set Cylinder mounting hole 112.Limiting plate 12 is equipped with limiting plate mounting hole 122 corresponding with sleeve mounting hole.
As shown in Figure 3 and Figure 4, contact support 2 includes the pedestal mating part 21 coordinated with the pedestal 1 in sleeve 11 With the clip board engagement part 22 for stretching out sleeve 11, in the present embodiment, pedestal mating part 21 is cylindrical structure, pedestal auxiliary section Divide 21 rolling assemblings in sleeve 11.Clip board engagement part 22 is rectangular, and in two close to the section of one end of sleeve 11 Between limiting plate 12, after contact support 2 turns an angle, clip board engagement part 22 is close to one end of sleeve 11 and two limits Position 12 block of plate cooperation, limiting plate 12 limit the slewing area of contact support 2.In other embodiment, clip board engagement part is close One end of sleeve is other non-revolved body structures, and clip board engagement part can be that ellipse waits other non-close to an end section of sleeve Circular configuration.
As shown in figure 5, one end far from stent is equipped with to limiting of the contact support 2 along 11 axial limiting of sleeve on sleeve 11 Flange 111, defining flange 111 leave sleeve 11 with the cooperation limitation contact support 2 of limiting plate 12.
As shown in Figure 2 and Figure 6, it is fixed on limiting plate 12 and contact support 2, first clamping plate 32, second clamping plate 33 is applied The leaf spring 13 of Self-resetting active force, leaf spring 13, which is formed, applies certainly contact support 2, first clamping plate 32, second clamping plate 33 on pedestal 1 The Self-resetting elastic component of reset response power.In the present embodiment, limiting plate 12 is equipped with mounting hole 121, and one end of leaf spring 13 passes through Mounting hole 121 is fitted between limiting plate 12 and contact support 2, and the other end is connected in first clamping plate or second clamping plate.Plate There are two spring 13 is set, two leaf springs 13 are correspondingly arranged at respectively on two limiting plates 12.In contact support after the rotation of pedestal 1, Leaf spring 13 deforms and energy storage, after moving contact 4 is detached with static contact, under the action of leaf spring 13, and first clamping plate 32, second Clamping plate 33 is reset to home position with contact support 2.The leaf spring in the present embodiment is the bullet of bending as shown in Figure 13 and Figure 14 Spring steel, one end bending are pressed under limiting plate and are fixed with limiting plate;One end bending is ridden on corresponding clamping plate, provides clamping plate and contact branch The reset force of seat.
In the present embodiment, as shown in Fig. 1, Fig. 7 and Fig. 9, stent 31 includes being arranged in parallel in two supporting plates 311, two Parallel interval is provided with the first swinging axle 312, the second swinging axle 313, third swinging axle 314 between supporting plate 311, and second swings Axis 313 is in centre, and the second swinging axle 313 is equal with the first swinging axle 312, the distance of third swinging axle 314.Three swinging axles It is fixedly connected between supporting plate 311, is riveting, other embodiment between supporting plate 311 and three swinging axles in the present embodiment In, it can be bolted between supporting plate 311 and three swinging axles.The clip board engagement part 22 of contact support 2 is sleeved on It swings on two swinging axles 313 and with the second swinging axle 313 and coordinates.First swinging axle 312, third swinging axle 314 swing dress respectively Equipped with first clamping plate 32 and second clamping plate 33, clip board engagement part 22 is installed between two clamping plates.Close to folder on two clamping plates Plate mating portion point is equipped with bearing fingertip 34 on 22 opposite faces, and first clamping plate 32 and second clamping plate 33 pass through bearing fingertip 34 It is conductively connected with contact support 2, in the present embodiment, bearing fingertip 34, which is in first clamping plate 32 and second clamping plate 33, is in two Position between swinging axle.Bearing fingertip 34 in the present embodiment selects watchband-shaped contactor, can be as needed in other embodiment Select that spring touch finger, being flexible coupling etc. is conductively connected form.Bearing fingertip 34 is after being assembled on clamping plate in first clamping plate 32, second It is pre-compressed under the action of clamping plate 33, ensures first clamping plate 32, second clamping plate 33 and conductive contact area in contact support 2.Separately Outside, the hunting range of contact support 2 is limited by limiting plate 12, first clamping plate 32 and one end close to pedestal 1 in second clamping plate 33 Spacing limited by the swinging axle for being in both sides, the spacing of first clamping plate 32 and second clamping plate 33 is capable of the swing of limit bracket 31 Range.Contact support and stent in the present embodiment are made of electric conductor.
As shown in fig. 7, it is used to be equipped with contact support arc surface with the part of 34 conductive contact of bearing fingertip in contact support 2 221, bearing fingertip 34 is in compression work state after the completion of assembling, and for stent when swinging, bearing fingertip 34 is in contact support It is slided on arc surface 221, decrement remains unchanged, and ensures to be electrically connected between contact support 2 and first clamping plate 32, second clamping plate 33 The stability connect.In addition it can also ensure contact support 2 and stent 31 during relative swing, bearing fingertip 34 and contact Normal slip between bearing 2 will not cause bearing fingertip 34 or contact support 2 to damage.
In order to realize the mating of static contact and moving contact 4, in the present embodiment, first clamping plate 32, second clamping plate 33 one end far from contact support 2 surround the connected structure 35 mating with moving contact 4.First clamping plate 32, second clamping plate 33 Centre position install there are two pull rod 36, two pull rods 36 do not influence the along the plugging direction arrangement perpendicular to connected structure One clamping plate 32, second clamping plate 33 are around the swing for corresponding to swinging axle.The both ends of pull rod 36 are equipped with to press from both sides in first clamping plate 32, second The disc spring 37 of 33 phase back side of plate, first clamping plate 32 keep close to each other with second clamping plate 33 under the action of disc spring 37, while Contact force between moving contact 4 and connected structure 35 is provided, ensures good electrical contact.
As shown in figure 12, in the present embodiment, one end of pull rod 36 is band cap cylindrical structure, for installing disc spring, the other end Equipped with gasket, for being limited to disc spring.
Disc spring 37 and pull rod 36 in the present embodiment, which are formed, is used to that first clamping plate 32 and second be kept to press from both sides on Duckbilled contact The elastic holding structure close to each other of plate 33, wherein disc spring 37 form the elasticity in first clamping plate 32,33 outside of second clamping plate Holder, in other embodiment, elastic keeper can also be compressed spring or between first clamping plate and second clamping plate Extension spring.
The positioning sleeve 38 being set on pull rod 36 between first clamping plate 32, second clamping plate 33, first clamping plate 32 and Second splint 33 is fitted in the both ends of positioning sleeve 38 by disc spring.Ensure in first clamping plate 32 and second clamping plate 33 with moving contact 4 Mating connected structure 35 has suitable size so that moving contact 4 is inserted into.In the present embodiment, connected structure 35 includes dividing It is not arranged in first clamping plate 32 and second clamping plate 33 for grafting fingertip 351 with 4 conductive contact of moving contact, in the present embodiment Grafting fingertip 351 select watchband-shaped contactor.
First clamping plate 32, the second clamping plate 33 of the present invention keeps close to each other by disc spring 37, and moving contact 4 is inserted into grafting knot When in structure 35, grafting fingertip 351 is made to keep stable with moving contact 4 under the action of disc spring 37 and is electrically connected.In addition, in pull rod 36 Upper setting positioning sleeve, can prevent that first clamping plate 32, one end hypotelorism far from swinging axle leads to dynamic touch in second clamping plate 33 First 4 the problem of can not being inserted into, while can also avoid first clamping plate 32 and the bearing fingertip 34 in second clamping plate 33 and contact branch Active force between 2 upper clamp plate mating parts 22 of seat excessive causes bearing fingertip 34 to be damaged.
First clamping plate 32 is identical with the structure of second clamping plate 33, only the concrete structure of first clamping plate 32 is carried out herein specific Description, as shown in figure 8, first clamping plate 32 is equipped with the boss 321 backwards to 33 protrusion of second clamping plate, boss 321 is equipped with and is used for The swinging axle matching hole 322 of cooperation is swung with swinging axle, first clamping plate 32 is equipped with the leaf spring card access surface coordinated with leaf spring 13 326, leaf spring card access surface 326 is in backwards to the side of second clamping plate 33 in first clamping plate 32, and leaf spring card access surface 326 is in boss Close to the side of pedestal 1.It is set in first clamping plate 32 towards the side of second clamping plate 33 there are two fingertip mounting groove, two fingertips are pacified One of them in tankage is bearing fingertip mounting groove 323, another is grafting fingertip mounting groove 324, is also set in first clamping plate 32 There are two the pull rod perforation 325 passed through for pull rod 36, two pull rods 36 are installed in pull rod perforation 325.
In the present embodiment, as shown in Figure 10 and Figure 11, include connecting with handcart with the moving contact 4 of static contact cooperation Handcart coupling part 41, handcart coupling part 41 are in cylindrical structure.Handcart coupling part is equipped with the conduction of rectangular cross-section 42 are arranged, one end far from handcart coupling part is the moving contact inserted terminal 421 mating with connected structure 35 on busbar 42, The end face of moving contact inserted terminal 421 is rectangle, and the inserting section of moving contact 4 has necking down structure, ensures moving contact 4 and static contact It needs during plugging together to avoid static contact when swinging, the swing space of bigger is provided for first clamping plate and second clamping plate.
The contact support 2 of the Duckbilled contact of the present invention can be rotated relative to pedestal 1, and first clamping plate and second clamping plate are again It can be swung relative to contact support 2, Duckbilled contact is made to form universal contact, during use, handcart and switchgear There are during mismatch error between cabinet or between moving contact and static contact, moving contact 4 first with the connected structure on static contact 35 prealignments, with the continuous insertion of moving contact 4, static contact is capable of the position of adaptive moving contact 4, ensures that static contact is touched with dynamic First 4 normal plugs together, and ensure moving contact 4 and static contact is electrically connected stability.
The specific embodiment 2 of the Duckbilled contact of the present invention, the Duckbilled contact in the present embodiment are touched with above-mentioned duck-beak type Differing only in described in the specific embodiment 1 of head:Fingertip is directly directly processed in first clamping plate and second clamping plate, at this time Cost is increased for installation watchband-shaped contactor, also without the stabilization of watchband-shaped contactor structure, but electric conductivity is more preferable.
The specific embodiment 3 of the Duckbilled contact of the present invention, the Duckbilled contact in the present embodiment are touched with above-mentioned duck-beak type Differing only in described in the specific embodiment 1 of head:Contact support is an integral structure with pedestal in the present embodiment.
The specific embodiment 4 of the Duckbilled contact of the present invention, the Duckbilled contact in the present embodiment are touched with above-mentioned duck-beak type Differing only in described in the specific embodiment 1 of head:Clamping plate from using integral type in above-mentioned specific embodiment 1 is different It is, if first clamping plate 432 and second clamping plate are built up by conductive contact finger piece 4321 in Figure 15 the present embodiment, not need to set at this time Bearing touches value and value is touched in grafting.
The specific embodiment 5 of the Duckbilled contact of the present invention, the Duckbilled contact in the present embodiment are touched with above-mentioned duck-beak type Differing only in described in the specific embodiment 1 of head:As shown in figure 16, in the present embodiment, first clamping plate 532 and second clamping plate 533 can be curved slab, and curved slab is perpendicularly to the plugging direction bending.The curved slab of bending surrounds approximate circle connected structure.
The specific embodiment 6 of the Duckbilled contact of the present invention, the Duckbilled contact in the present embodiment are touched with above-mentioned duck-beak type Differing only in described in the specific embodiment 1 of head:In the present embodiment, it is not provided with contact support, directly by stent during use It is fixed on switchgear, is equivalent between contact support and stent and is fixedly connected.
The specific embodiment of the switchgear of the present invention, the switchgear in the present embodiment is switchgear, and switchgear includes Cabinet, cabinet is interior to be equipped with contact box, is fixed with static contact in contact box, circuit breaker cart, circuit breaker cart are additionally provided in cabinet It is equipped with the matched moving contact of static contact, structure and the above-mentioned Duckbilled contact of moving contact and static contact in the present embodiment Moving contact described in any one embodiment of specific embodiment 1-5 is identical with the structure of static contact, repeats no more.Other embodiment In, switchgear can also be the electrical equipments such as breaker.
In Duckbilled contact of the invention and the other embodiment using the switchgear of the Duckbilled contact, above-mentioned duckbilled Formula contact can also be moving contact;Contact support is relative to the pivot center of pedestal with stent relative to the swinging axle of contact support The angle of line can be any angle between 0 degree to 90 degree, stent relative to contact support axis of oscillation and connected structure The angle of plugging direction can be any angle between 0 degree to 90 degree.
It can also be conductively connected between clip board engagement part and clamping plate in above-mentioned contact support by the realization that is flexible coupling, this When three swinging axles can be triangularly arranged.Above-mentioned stent can be set to the swinging axle far from the extension of connected structure direction, And the hole being adapted to swinging axle is set in contact support, using similar fit structure between contact support and pedestal, setting The hunting range of position limiting structure limit bracket.
Above-mentioned positioning sleeve can not be set, and set the protrusion mutually abutted respectively on the opposite face of two clamping plates, ensure folder The connected structure that plate surrounds can be adapted to moving contact.

Claims (10)

1. Duckbilled contact, it is characterised in that:It is swung including stent, on stent and is equipped with first clamping plate and second clamping plate, first The axis of oscillation of clamping plate is parallel to the axis of oscillation of second clamping plate, and one end that stent is left in first clamping plate and second clamping plate surrounds For the connected structure mating with being adapted to contact, Duckbilled contact, which further includes, keeps first clamping plate and second clamping plate mutually to lean on Near elastic holding structure.
2. Duckbilled contact according to claim 1, it is characterised in that:The Duckbilled contact further includes contact support, Stent swing be assemblied in contact support, the stent relative to the axis of oscillation of contact support be parallel to first clamping plate relative to The axis of oscillation of stent.
3. Duckbilled contact according to claim 2, it is characterised in that:The first clamping plate and second clamping plate are by remote End from connected structure, which is swung, to be assemblied on stent, and contact support is conductively connected with two clamping plates, is used in the contact support The clip board engagement part being conductively connected in clamping plate is installed on two clamping plates between the end of stent swing cooperation.
4. Duckbilled contact according to claim 3, it is characterised in that:The first clamping plate and the opposite face of second clamping plate On be equipped with bearing fingertip with contact support conductive contact, the first clamping plate and second clamping plate pass through bearing fingertip and contact Bearing is conductively connected.
5. Duckbilled contact according to claim 4, it is characterised in that:The stent includes three of parallel interval setting The swing of swinging axle, wherein contact support is assemblied on intermediate swinging axle, and first, second clamping plate is swung respectively to be assemblied in two On the swinging axle on side, bearing fingertip is in the position between two swinging axles in first clamping plate and second clamping plate.
6. according to claim 1-5 any one of them Duckbilled contacts, it is characterised in that:The elastic holding structure includes wearing Pull rod in first clamping plate and second clamping plate, the both ends of pull rod are equipped with the elasticity in first clamping plate and second clamping plate and protect Gripping member, the first clamping plate, second clamping plate keep close to each other by the elastic keeper.
7. Duckbilled contact according to claim 6, it is characterised in that:It is set on the pull rod in first, second Positioning sleeve between clamping plate, first clamping plate and second clamping plate are fitted in the both ends of positioning sleeve by the elastic keeper.
8. according to claim 1-5 any one of them Duckbilled contacts, it is characterised in that:The connected structure includes setting respectively Put the grafting fingertip being used in the first clamping plate and second clamping plate with being adapted to contact conductive contact.
9. according to claim 1-5 any one of them Duckbilled contacts, it is characterised in that:The Duckbilled contact is stationary contact Head.
10. switchgear, including ontology, Duckbilled contact is provided on ontology and is adapted to Duckbilled contact adaptation contact, It is characterized in that:The Duckbilled contact is Duckbilled contact described in claim 1-9 any one.
CN201810032526.6A 2018-01-12 2018-01-12 Duckbilled contact and the switchgear for using the contact Active CN108198705B (en)

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CN109004529A (en) * 2018-06-29 2018-12-14 河南森源电气股份有限公司 A kind of contact box mounting plate
CN112614754A (en) * 2020-12-10 2021-04-06 平高集团有限公司 Handcart type direct current circuit breaker and connecting contact thereof

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CN202142432U (en) * 2011-07-18 2012-02-08 句容华源电器设备有限公司 Capacity-regulation switch high-voltage contact for transformer
CN202307556U (en) * 2011-09-22 2012-07-04 上海市电力公司 Bus bar wiring device for low-voltage switch failure by-pass switch
CN202759181U (en) * 2012-07-16 2013-02-27 镇江大全伊顿电器有限公司 Duckbilled moving contact
CN206179758U (en) * 2016-11-24 2017-05-17 江西省拓网电气有限公司 But wobbling isolation switch structure
CN106992086A (en) * 2017-06-05 2017-07-28 漳州聚安美电气科技有限公司 A kind of rotary type micro limit switch

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US4604598A (en) * 1984-06-23 1986-08-05 Robert Bosch Gmbh Electromagnetic relay with underslung armature
CN202142432U (en) * 2011-07-18 2012-02-08 句容华源电器设备有限公司 Capacity-regulation switch high-voltage contact for transformer
CN202307556U (en) * 2011-09-22 2012-07-04 上海市电力公司 Bus bar wiring device for low-voltage switch failure by-pass switch
CN202759181U (en) * 2012-07-16 2013-02-27 镇江大全伊顿电器有限公司 Duckbilled moving contact
CN206179758U (en) * 2016-11-24 2017-05-17 江西省拓网电气有限公司 But wobbling isolation switch structure
CN106992086A (en) * 2017-06-05 2017-07-28 漳州聚安美电气科技有限公司 A kind of rotary type micro limit switch

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109004529A (en) * 2018-06-29 2018-12-14 河南森源电气股份有限公司 A kind of contact box mounting plate
CN109004529B (en) * 2018-06-29 2024-01-19 河南森源电气股份有限公司 Contact box mounting plate
CN112614754A (en) * 2020-12-10 2021-04-06 平高集团有限公司 Handcart type direct current circuit breaker and connecting contact thereof

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